The Fritsch PULVERISETTE 11 Knife Mill, 1250 W (11.3020.00 / 1300769) is a laboratory knife mill for fast comminution, homogenisation and mixing of moist, oily, fatty, dry, soft, medium-hard and fibrous samples. This 200 to 240 V model uses a 1250 W motor, variable speed control from 2,000 to 10,000 rpm, turbo operation up to 14,000 rpm and a useful capacity of up to 1,400 mL depending on the material.
Key Features
- Brand: Fritsch
- Model / Part Number: PULVERISETTE 11 / 11.3020.00
- Product Type: Laboratory knife mill
- Working Principle: Cutting
- Optimal Material Types: Moist, oily, fatty, dry, soft, medium-hard and fibrous samples
- Motor Power: 1250 W
- Electrical Details: 200 to 240 V/1~, 50/60 Hz, 1250 W
- Variable Speed Settings: 2,000 to 10,000 rpm
- Turbo Function: 14,000 rpm for maximum 6 seconds
- Cutting Tools: Standard knives or sickle knives with 4 blades and sickle knives with serrated blades
- Maximum Cutting Processes: Up to 56,000 cutting processes per minute
- Maximum Knife Peripheral Speed: Approximately 67 m/s
- Maximum Knife Diameter: 128 mm
- Maximum Feed Size: 40 mm, depending on material
- Feed Quantity: Less than 1,400 mL, depending on material
- Vario-Lid Feed Quantity: 540 mL
- Final Fineness: Less than 300 µm, depending on material
- Average Grinding Time: 30 seconds
- Operation Modes: Continuous, reverse and interval mode
- SOP Management: 20 SOPs can be saved, with USB interface and generation of grinding reports
- Sample-Contact Materials: Knife in stainless steel or TiN-coated; grinding vessel in plastic PC, glass, stainless steel 316L, Eastman Tritan Copolyester, single-use plastic PP or multi-use plastic PA with inner vessel 316L; lid in silicone, plastic PP or plastic PC
- Included Accessories: 1.4 L autoclavable plastic PC grinding vessel, standard silicone lid and stainless steel standard knife
- Autoclavable Parts: Grinding vessel, lid and knife sample-contact parts
- Sound Pressure Level: LpAd = 71 dB according to DIN EN ISO 3746, depending on material, speed and configuration
- Dimensions (W x D x H): 32 x 43 x 48 cm
- Weight: 18 kg
Note: Additional grinding vessels, lids and knives are available separately for application-specific configurations.
Benefits
- Processes a wide range of laboratory sample types, including moist, oily, fatty, fibrous and medium-hard materials.
- Supports reproducible sample preparation with programmable SOP storage and USB-based SOP management.
- Improves homogenisation with continuous, reverse and interval operating modes for different sample behaviours.
- Reduces preparation time with fast cutting action and an average grinding time of 30 seconds, depending on material.
- Simplifies cleaning and sterile workflows with autoclavable sample-contact parts.
- Provides flexible application coverage through interchangeable vessels, lids and knife options.
Why Choose the Fritsch PULVERISETTE 11 Knife Mill, 1250 W (11.3020.00 / 1300769)?
The Fritsch PULVERISETTE 11 Knife Mill, 1250 W (11.3020.00 / 1300769) is suited to laboratories needing rapid, reproducible comminution and homogenisation for food, feed, agriculture, biology, pharmaceutical and chemistry samples. John Morris Group supplies Fritsch sample preparation equipment for demanding laboratory milling and pulverising workflows.
